Increase the infinity60 system tick frequency

master
Fred Sundvik 2016-11-05 22:45:21 +02:00
parent 04df74f636
commit c06e2486ab
2 changed files with 7 additions and 2 deletions

View File

@ -48,7 +48,7 @@
* @details Frequency of the system timer that drives the system ticks. This
* setting also defines the system tick time unit.
*/
#define CH_CFG_ST_FREQUENCY 1000
#define CH_CFG_ST_FREQUENCY 100000
/**
* @brief Time delta constant for the tick-less mode.

View File

@ -96,7 +96,12 @@ uint8_t matrix_scan(void)
}
#endif
wait_us(1); // need wait to settle pin state
// need wait to settle pin state
// if you wait too short, or have a too high update rate
// the keyboard might freeze, or there might not be enough
// processing power to update the LCD screen properly.
// 20us, or two ticks at 100000Hz seems to be OK
wait_us(20);
// read col data
data = (palReadPort(GPIOD)>>1);